\begin{table}
\centering
\caption{\label{tab: agribusiness - persistence - presence}Persistence of a firm's presence in an upstream market.}
\centering
\begin{tabular}[t]{lcccc}
\toprule
  & (1) & (2) & (3) & (4)\\
\midrule
$\rho$ & 0.660*** & 0.660*** & 0.666*** & 0.681***\\
 & (0.002) & (0.003) & (0.004) & (0.008)\\
\midrule
Upstream market definition & AMC/County & Mesoregion & Microregion & State/Province\\
Observations & 33790006 & 5523836 & 1690518 & 379080\\
R2 & 0.400 & 0.398 & 0.413 & 0.417\\
\bottomrule
\end{tabular}
\end{table}
